Question

Five times of a number divided by 7 more than the number.If the result is 2 then what is the orignal number.

Answer 1

n = 14/3 or 4 2/3

Explanation:

n = a number

5n/(7+n) = 2

cross-multiply to get:

5n = 2(7+n)

5n = 14 + 2n

3n = 14

n = 14/3 or 4 2/3